Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Samuel T Ahn, MD

Individual provider Diagnostic Radiology Physician · NPI 1942286661

Samuel T Ahn, MD is a Diagnostic Radiology in Fontana, California. Graduated from University of Missouri, Kansas City, School of Medicine in 1989, 37 years ago. Practices with Medical Imaging of Colorado Radiology Imaging Assc PC Etal PT, a 123-clinician group and accepts Medicare assignment. Licensed in Colorado, Hawaii, Kansas and Nebraska.

Years since qualifying
37
Trained at
University of Missouri, Kansas City, School of Medicine
Licensed in
CO, HI, KS, NE
In the registry since
2005
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

9961 Sierra Ave
Fontana, CA 92335-6720
Phone: (909) 427-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Vascular & Interventional Radiology Physician (primary) Taxonomy 2085R0204X · Licence 30434 (CO)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence MD21108 (HI)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 30434 (CO)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 27274 (NE)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 04-43282 (KS)

Record details

NPI number1942286661
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 15, 2005
Last updated in NPPESMay 8, 2026
Certification dateMay 8, 2026
Mailing address9961 Sierra Ave, Fontana, CA 92335-6720

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF MISSOURI, KANSAS CITY, SCHOOL OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice Medical Imaging Of Colorado Radiology Imaging Assc Pc Etal Pt — 123 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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